Thumb lever for a pistol



FIG. 1 is a rear isometric view of a thumb lever for a pistol inaccordance with a preferred embodiment of my design;

FIG. 2 is a front isometric view of the thumb lever for a pistol of FIG.1;

FIG. 3 is a front elevation view of the thumb lever for a pistol of FIG.1;

FIG. 4 is a rear elevation view of the thumb lever for a pistol of FIG.1;

FIG. 5 is a left side view of the thumb lever for a pistol of FIG. 1;

FIG. 6 is a right side view of the thumb lever for a pistol of FIG. 1;

FIG. 7 is a top view of the thumb lever for a pistol of FIG. 1; and,

FIG. 8 is a bottom view of the thumb lever for a pistol of FIG. 1.

The dashed lines shown in the figures represent environmental subjectmatter and form no part of the claimed design.

The ornamental design for a thumb lever for a pistol, as shown anddescribed.